The thermostat on a 1998 Isuzu Trooper is located on the front of the motor. It is in the top radiator hose where it connects to the motor. To access the thermostat, the hose needs to be disconnected from the motor.
In the fuel filter pocket
The serpentine belt pattern for a 1998 3.5L Isuzu Trooper can be obtained from the car manufacturer upon inquiry. Isuzu is responsible for this information.
will a 3.2L 2000 Isuzu Trooper engine fit a 3.2L Isuzu rodeo transmission
On Google images, search "diagram of pulley system for 1998 Isuzu trooper"
According to rockauto: HONDA PASSPORT EX (1994 - 2002) HONDA PASSPORT LX (1994 - 2002) ISUZU AMIGO (1998 - 2000) ISUZU AXIOM (2002 - 2004) ISUZU RODEO (1993 - 2004) ISUZU RODEO SPORT (2001 - 2003) ISUZU TROOPER (1998 - 2002) ISUZU TROOPER LS (1992 - 1997) ISUZU TROOPER LTD 1997 ISUZU TROOPER RS (1993 - 1995) ISUZU TROOPER S (1992 - 1997) ISUZU TROOPER SE 1996 ISUZU VEHICROSS (1999 - 2001) TOYOTA T100 (1993 - 1998) TOYOTA T100 DLX 1995 TOYOTA T100 DLX EXC 1995 TOYOTA T100 ONE-TON 1993 TOYOTA T100 ONE-TON DLX 1995 TOYOTA T100 SR5 (1993 - 1997)
Depends if you can neuter the trooper computer router hooter from a cuter commuter, Super!
Check the fuse for the seats, located under then hood to ee if one has blown.
The thermostat is inside of the top radiator hose inlet on top of the engine. The hose and the housing will have to be removed to access the housing.
probably the thermostat is stuck open
If like the 2000. it is in the rear on the left side, there is a door there and the jack is inside.